This 2004 Chevrolet Tahoe came in with a multitude of complaints. Some of the complaints were that it might not start, the power windows would stop working, the door locks would cycle, the radio would stop working, the instrument cluster gauges would stop working and multiple warning lights would come on. From a technical perspective … Continue reading “2004 Chevrolet Tahoe Multiple Problems, No Communication”
This 2002 Buick Century came in with the complaint that the lower blower speeds do not work. This Century has manual air conditioning controls. I have been down this road many times and it is just a faulty blower resistor. I will give actual testing information later, but for now I am just going to … Continue reading “2002 Buick Century No Low Blower Speeds”
This 2000 Ford Taurus came in with the complaint that the a/c did not work. The customer had already figured out that the 15 amp fuse number 28 in the underhood fuse box was blown. It is worth noting that in the wiring diagrams that fuse is referred to as fuse number 128. Power on … Continue reading “2000 Ford Taurus, A/C Not Working, Fuse #28 / #128 Blows”
This 2002 GMC Sierra came in with the complaint that the blower would work sometimes, but now, it would not work at all. This truck has manual HVAC controls so it uses a blower resistor assembly. I do not recommend disconnecting the battery while this work is being done. Instead make sure the ignition remains … Continue reading “2002 GMC Sierra Blower Works Sometimes”
This 1988 Cadillac Brougham came in with the complaint that the windshield wipers do not work. I have not worked on one of these in quite a while but I do remember the common problem with the rear wheel drive Cadillac wiper switches. I checked the feel of the switch and sure enough, it “felt” … Continue reading “1988 Cadillac Brougham, Windshield Wipers Do Not Work”
This 2003 GMC Yukon came in with the complaint that the blower was doing weird things. The blower sometimes would not turn off when the ignition was turned off. Also sometimes the blower worked and sometimes it did not. Withe the local temperature expected to top off at over 100 degrees F and the the … Continue reading “2003 GMC Yukon Bower Erratic / Not Working”
This 2006 Lincoln Zephyr came in with the complaint that the right low beam headlight does not work. The owner had already installed a new Xenon or HID bulb assembly. If you merely want to change the bulb there is an access panel in the inner wheel well as shown in the following picture. Since … Continue reading “2006 Lincoln Zephyr Low Beam Headlight Does Not Work”
This 2004 Chevrolet Tahoe came in with the complaint that the rear blower would not turn off and the battery went dead as a result. This Tahoe has manual a/c controls. The first thing that I did since the vehicle had to be jumped off to get it to my shop was to turn the … Continue reading “2004 Chevrolet Tahoe, Rear Blower Will Not Turn Off.”
This 1997 Pontiac Grand Am came in with the complaint that the ignition key will not turn all of the way off. As a result the battery would go dead. I showed how to temporarily overcome this problem in a previous post. Please click here to see that post. Testing begins by checking the PRNDL … Continue reading “1997 Pontiac Grand Am, Key Will Not Turn Off, Replacing a Faulty Shifter”
This 1997 Pontiac Grand Am came in with the complaint that the ignition switch will not turn all of the way off. This causes two other problems. The key cannot be removed from the ignition lock cylinder and the ignition stays on enough for the systems not to shut down fully. The battery will go … Continue reading “1997 Pontiac Grand Am, Ignition Switch Will Not Turn Off, Key Cannot Be Removed”